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sizeof not working?


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Hello,

 

I tried

 

 

void sizes()
{
char buff[256];

sprintf(buff,"sizeof(char)=%d\n",sizeof(char));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(short int)=%d\n",sizeof(short int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(int)=%d\n",sizeof(int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(long int)=%d\n",sizeof(long int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(long long int)=%d\n",sizeof(long long int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(float)=%d\n",sizeof(float));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(double)=%d\n",sizeof(double));
SCI_putStr(mySci,buff);
}

 

On my serial terminal I see

 

sizeof(char)=0

sizeof(short int)=0

sizeof(int)=0

sizeof(long int)=0

sizeof(long long int)=0

sizeof(float)=0

sizeof(double)=0

 

what can be wrong? :)

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Hello,

 

I tried

 

 

void sizes()
{
char buff[256];

sprintf(buff,"sizeof(char)=%d\n",sizeof(char));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(short int)=%d\n",sizeof(short int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(int)=%d\n",sizeof(int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(long int)=%d\n",sizeof(long int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(long long int)=%d\n",sizeof(long long int));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(float)=%d\n",sizeof(float));
SCI_putStr(mySci,buff);

sprintf(buff,"sizeof(double)=%d\n",sizeof(double));
SCI_putStr(mySci,buff);
}

 

On my serial terminal I see

 

sizeof(char)=0

sizeof(short int)=0

sizeof(int)=0

sizeof(long int)=0

sizeof(long long int)=0

sizeof(float)=0

sizeof(double)=0

 

what can be wrong? :)

Use %ld

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